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Caps, Plugs & Unions · 1,738 for sale

AllElbows 1,912Tees 1,088Couplings 813Adapters & Reducers 3,172Valves 3,013Pipe & Tubing 1,159Caps, Plugs & Unions 1,738Flare & Compression 1,174PEX & Push-Fit 2,594PVC & CPVC 848Tools 1,826Solder, Flux & Supplies 1,132Bulk Lots 614More Plumbing 458
1" GALVANIZED MALLEABLE IRON CAP fitting pipe npt
Caps, Plugs & UnionsGalvanizedNew
1" GALVANIZED MALLEABLE IRON CAP fitting pipe npt
$2.33 + $8.99 ship
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1-1/2" BLACK MALLEABLE IRON PLUG fitting pipe npt
Caps, Plugs & UnionsBlack IronNew
1-1/2" BLACK MALLEABLE IRON PLUG fitting pipe npt
$2.78 + $8.99 ship
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Dielectric Unions Fitting 232 Degrees F Galvanized Steel FIP x SWT 1"
Caps, Plugs & UnionsGalvanizedNew
Dielectric Unions Fitting 232 Degrees F Galvanized Steel FIP x SWT 1"
$2.90 + $5.95 ship
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Threaded ~ Union 150 # Malleable Iron Galvanized Pipe Fitting 3/8" NPT
Caps, Plugs & UnionsGalvanizedNew
Threaded ~ Union 150 # Malleable Iron Galvanized Pipe Fitting 3/8" NPT
$2.90 + $4.90 ship
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Dielectric Union 1/2" MNPT x 3/8" M.Flare
Caps, Plugs & UnionsBrassNew
Dielectric Union 1/2" MNPT x 3/8" M.Flare
$2.94 + $5.95 ship
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LDR 3/4" X 3/4" FSW DUM-34 Dielectric Union, 3/4 x 3/4 inch Pipe Size MIP-Sweat
Caps, Plugs & UnionsBrassNew
LDR 3/4" X 3/4" FSW DUM-34 Dielectric Union, 3/4 x 3/4 inch Pipe Size MIP-Sweat
$2.96
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Dielectric Bridging Union Solder 3/4" Male IPS NSF 61-4 Connector Water Heater
Caps, Plugs & UnionsNew
Dielectric Bridging Union Solder 3/4" Male IPS NSF 61-4 Connector Water Heater
$2.99
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Apollo 1/2" Solvent Weld CPVC x 1/2" Solder Union - New 1/2 in x 1/2 in fitting
Caps, Plugs & UnionsCpvcNew
Apollo 1/2" Solvent Weld CPVC x 1/2" Solder Union - New 1/2 in x 1/2 in fitting
$2.99
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2 inch Black Iron Pipe Plug Gas Fitting
Caps, Plugs & UnionsBlack IronNew
2 inch Black Iron Pipe Plug Gas Fitting
$3.00
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QTY=4: Zoro Select 20503 Dielectric Union,250 Psi Max. Pressure
Caps, Plugs & UnionsGalvanizedNew
QTY=4: Zoro Select 20503 Dielectric Union,250 Psi Max. Pressure
$3.20 + $5.00 ship
4 pcs · $0.80 each
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Vintage NOS Watts A-852 3/4" Dielectric Union Male Thread To Sweat See Pix!!
Caps, Plugs & UnionsBrass
Vintage NOS Watts A-852 3/4" Dielectric Union Male Thread To Sweat See Pix!!
$3.49
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BLACK IRON PIPE FITTING/ 1 1/4" MALLEABLE UNION
Caps, Plugs & UnionsBlack IronNew
BLACK IRON PIPE FITTING/ 1 1/4" MALLEABLE UNION
$3.50
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Homewerks Dielectric Union 1" 520-01-1-1B-Z
Caps, Plugs & UnionsGalvanizedNew
Homewerks Dielectric Union 1" 520-01-1-1B-Z
$3.56 + $5.95 ship
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1-1/2" BLACK MALLEABLE IRON CAP fitting pipe npt
Caps, Plugs & UnionsBlack IronNew
1-1/2" BLACK MALLEABLE IRON CAP fitting pipe npt
$3.67 + $8.99 ship
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Nibco Union Lead Free CPVC Copper 3/4 4733-3-LF
Caps, Plugs & UnionsCpvcNew
Nibco Union Lead Free CPVC Copper 3/4 4733-3-LF
$3.85 + $5.95 ship
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Dielectric Union 250 psi Max Pressure 3/4 in FIP x 3/4 in Solder NEW
Caps, Plugs & UnionsNew
Dielectric Union 250 psi Max Pressure 3/4 in FIP x 3/4 in Solder NEW
$3.88
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2" BLACK MALLEABLE IRON PLUG fitting pipe npt
Caps, Plugs & UnionsBlack IronNew
2" BLACK MALLEABLE IRON PLUG fitting pipe npt
$3.89 + $8.99 ship
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Lot of 3 Anderson Metals PLF 761CX 3/8 Inch Brass Cap 730081-06 New Sealed
Caps, Plugs & UnionsBrassNew
Lot of 3 Anderson Metals PLF 761CX 3/8 Inch Brass Cap 730081-06 New Sealed
$3.99
3 pcs · $1.33 each
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Dielectric Union 3/4" Female
Caps, Plugs & UnionsNew
Dielectric Union 3/4" Female
$4.00 + $6.00 ship
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1/2" inch Dielectric Di-Electric Union Rebuild Kit w/ Brass Adapter Water Heater
Caps, Plugs & UnionsNew
1/2" inch Dielectric Di-Electric Union Rebuild Kit w/ Brass Adapter Water Heater
$4.00
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Anvil Square Head Plug Malleable Iron Pipe Fitting Black 1"
Caps, Plugs & UnionsBlack IronNew
Anvil Square Head Plug Malleable Iron Pipe Fitting Black 1"
$4.28 + $5.95 ship
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LDR 3/4" X 3/4" FSW DUM-34 Dielectric Union, 3/4 x 3/4 inch Pipe Size 873372
Caps, Plugs & UnionsBrassNew
LDR 3/4" X 3/4" FSW DUM-34 Dielectric Union, 3/4 x 3/4 inch Pipe Size 873372
$4.50 + $9.00 ship
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NIBCO 1/2 in. x 3/4 in. CPVC-CTS and Copper Slip x MIPT Transition Union
Caps, Plugs & UnionsCpvc
NIBCO 1/2 in. x 3/4 in. CPVC-CTS and Copper Slip x MIPT Transition Union
$4.53 + $5.95 ship
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1 NEW 1" INCH SOLID BLACK CAST IRON PIPE M-NPT FITTING SQUARE HEAD END PLUG USA
Caps, Plugs & UnionsBlack IronNew
1 NEW 1" INCH SOLID BLACK CAST IRON PIPE M-NPT FITTING SQUARE HEAD END PLUG USA
$4.97 + $5.99 ship
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DIELECTRIC UNION 1/2" TO CONNECT MIXED PIPE
Caps, Plugs & UnionsNew
DIELECTRIC UNION 1/2" TO CONNECT MIXED PIPE
$5.00
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Dielectric Union 3/4"
Caps, Plugs & Unions
Dielectric Union 3/4"
$5.00 + $5.00 ship
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2" BLACK MALLEABLE IRON CAP fitting pipe npt
Caps, Plugs & UnionsBlack IronNew
2" BLACK MALLEABLE IRON CAP fitting pipe npt
$5.59 + $8.99 ship
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2x 1/2 NPT Male Brass Nickel Hex Head Socket Pipe Plugs Pipe Fitting End Cup
Caps, Plugs & UnionsBrassNew
2x 1/2 NPT Male Brass Nickel Hex Head Socket Pipe Plugs Pipe Fitting End Cup
$5.99 + $1.99 ship
2 pcs · $3.00 each
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Everbilt Dielectric Union Female NPT x Female Solder Polysulfone 1/2" x 1/2"
Caps, Plugs & Unions
Everbilt Dielectric Union Female NPT x Female Solder Polysulfone 1/2" x 1/2"
$6.12 + $5.95 ship
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Anvil 8700132502 Galvanized Steel Pipe Fitting Cap 1/8 in. NPT Female
Caps, Plugs & UnionsGalvanizedNew
Anvil 8700132502 Galvanized Steel Pipe Fitting Cap 1/8 in. NPT Female
$6.27 + free ship
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Anvil 8700132551 Galvanized Steel Pipe Fitting Cap 1/4 in. NPT Female
Caps, Plugs & UnionsGalvanizedNew
Anvil 8700132551 Galvanized Steel Pipe Fitting Cap 1/4 in. NPT Female
$6.32 + free ship
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1/8 inch Cap Brass Pipe Fitting NPT soft copper air water line fuel gas
Caps, Plugs & UnionsBrassNew
1/8 inch Cap Brass Pipe Fitting NPT soft copper air water line fuel gas
$6.44
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Anvil 8700132601 Galvanized Steel Pipe Fitting Cap 3/8 in. NPT Female
Caps, Plugs & UnionsGalvanizedNew
Anvil 8700132601 Galvanized Steel Pipe Fitting Cap 3/8 in. NPT Female
$6.44 + free ship
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Lot of 5) 3/4" Male NPT Square Plug Galvanized Steel Pipe Fitting w/ PTFE Tape
Caps, Plugs & UnionsGalvanizedNew
Lot of 5) 3/4" Male NPT Square Plug Galvanized Steel Pipe Fitting w/ PTFE Tape
$6.60
5 pcs · $1.32 each
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Various Size of Black Mall Iron Pipe Union Female NPT Threaded Class 300 GAV
Caps, Plugs & UnionsBlack IronNew
Various Size of Black Mall Iron Pipe Union Female NPT Threaded Class 300 GAV
$6.64 + free ship
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Legines 3129-A Brass 1/8" NPT Female Hex Head Pipe Fitting Cap
Caps, Plugs & UnionsBrassNew
Legines 3129-A Brass 1/8" NPT Female Hex Head Pipe Fitting Cap
$6.95 + free ship
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1/4 inch Cap Brass Pipe Fitting NPT soft copper air water line fuel gas
Caps, Plugs & UnionsBrassNew
1/4 inch Cap Brass Pipe Fitting NPT soft copper air water line fuel gas
$7.04
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GRAINGER APPROVED 20503 Dielectric Union, 3/4 in For Pipe Size 447N76
Caps, Plugs & UnionsNew
GRAINGER APPROVED 20503 Dielectric Union, 3/4 in For Pipe Size 447N76
$7.11 + $7.99 ship
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1/2 in. Galvanized Iron Union
Caps, Plugs & UnionsGalvanizedNew
1/2 in. Galvanized Iron Union
$7.19 + $8.00 ship
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Homewerks Dielectric Union, 250 psi Max. Pressure, 3/4 in. FIP x 3/4 in. Solder
Caps, Plugs & UnionsNew
Homewerks Dielectric Union, 250 psi Max. Pressure, 3/4 in. FIP x 3/4 in. Solder
$7.49 + free ship
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3/4 in. Galvanized Iron Union
Caps, Plugs & UnionsGalvanizedNew
3/4 in. Galvanized Iron Union
$7.50 + $4.85 ship
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3/8 inch Cap Brass Pipe Fitting NPT soft copper air water line fuel gas
Caps, Plugs & UnionsBrassNew
3/8 inch Cap Brass Pipe Fitting NPT soft copper air water line fuel gas
$7.76
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1/2 in. FPT Brass Cap
Caps, Plugs & UnionsBrassNew
1/2 in. FPT Brass Cap
$7.95 + free ship
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Tectite Lead Free Brass C x C Push Cap Copper 1/2" Push-Fitting 10155500
Caps, Plugs & UnionsBrassNew
Tectite Lead Free Brass C x C Push Cap Copper 1/2" Push-Fitting 10155500
$7.95 + free ship
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Threaded Dielectric Union Fitting 3/4" x 3/4"
Caps, Plugs & UnionsNew
Threaded Dielectric Union Fitting 3/4" x 3/4"
$7.97 + $5.95 ship
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Everbilt Dielectric Union Galvanized Steel FIP x Sweat 1/2" 1000 044 283
Caps, Plugs & UnionsGalvanizedNew
Everbilt Dielectric Union Galvanized Steel FIP x Sweat 1/2" 1000 044 283
$7.99 + free ship
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New Cerro C-895 Brass Dielectric Union 1/2” FPT X 3/4” UN #123A37
Caps, Plugs & UnionsBrassNew
New Cerro C-895 Brass Dielectric Union 1/2” FPT X 3/4” UN #123A37
$7.99 + free ship
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1/2"in-3/4"in Dielectric Union Pipe Fitting MIP x SWT Brass x Zinc Coat Steel
Caps, Plugs & UnionsBrassNew
1/2"in-3/4"in Dielectric Union Pipe Fitting MIP x SWT Brass x Zinc Coat Steel
$7.99 + free ship
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